Hardheaded and Inconvincible

Hardheaded

Hardheaded adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: Granny remained hardheaded about keeping her house and not moving into a nursing home

Inconvincible and hardheaded are semantically related. In some cases you can use "Inconvincible" instead an adjective "Hardheaded".

Inconvincible

Inconvincible adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: she's inconvincible on the issue as she is on everything else, so don't even bother

Hardheaded and inconvincible are semantically related. Sometimes you can use "Hardheaded" instead an adjective "Inconvincible".
Cite this Source
Inconvincible and Hardheaded. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/hardheaded/inconvincible
Hardheaded & Inconvincible. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/hardheaded/inconvincible>.
Inconvincible or Hardheaded. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/hardheaded/inconvincible.
Google Ngram Viewer shows how "hardheaded" and "inconvincible" have occurred on timeline